This week on Ancient Aliens: Declassified, was the destruction of the dinosaurs more than a series of unfortunate events and actually an alien plan? Theories about the demise of the dinosaurs vary a little but the main gist is that a huge asteroid hit Earth near where the Yucatan area of Mexico lies now. Scientists found evidence of a huge crater and geological records show the layers deposited when the huge rock hit the planet. The Chicxulub crater remained hidden for centuries as although it is over 112 miles across, it was buried under layers of newer rock. Travelling at high...read more